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. 2022 Oct 3;12:16516. doi: 10.1038/s41598-022-20316-2

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© The Author(s) 2022

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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CT scan images from PDAC patient pre- and post-therapy who underwent margin-negative pancreaticoduodenectomy. Representative computed tomography shows reduced PDAC lesion size post RFA. (A) Computed tomography (CT) with pancreas head mass and evidence of portal confluence encasement. (B) CT with pancreas head mass and evidence of superior mesenteric artery abutment. (C) CT post RFA with resolution of previously seen encasement of celiac axis as evidenced by a fat plane between tumor and celiac vessels. (D) Magnetic resonance imaging post RFA of PDAC with no further evidence of tumoral abutment of celiac axis, superior mesenteric artery and superior mesenteric vein.